33040142130 has 64 divisors (see below), whose sum is σ = 80077092480. Its totient is φ = 8724063744.

The previous prime is 33040142129. The next prime is 33040142143. The reversal of 33040142130 is 3124104033.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 33040142097 and 33040142106.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7410862 + ... + 7415318.

It is an arithmetic number, because the mean of its divisors is an integer number (1251204570).

Almost surely, 2^33040142130 is an apocalyptic number.

33040142130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

33040142130 is an abundant number, since it is smaller than the sum of its proper divisors (47036950350).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33040142130 is a wasteful number, since it uses less digits than its factorization.

33040142130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6843.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 33040142130 its reverse (3124104033), we get a palindrome (36164246163).

The spelling of 33040142130 in words is "thirty-three billion, forty million, one hundred forty-two thousand, one hundred thirty".